Celebrity Inventors
Actress Jamie Lee Curtis is a patented inventor - she created a diaper equipped with a premoistened baby wipe. And that's no act!
PatentStorm News
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 5369995 | Humidity sensor A humidity sensor device which utilizes a humidity-sensitive piezoelectric polymer film as a transducer element. In a preferred embodiment a pair of excitation electrodes and a pair of pickup electrodes are provided on such a polymer film, a suitable exci... | 12/06/1994 |
| 5001923 | Process to measure the wetting forces between a liquid and a solid body A process to measure the moisture permeability between a liquid and a solid body is described, which is of importance for determining the suitability of material combinations. In the course of the process, the oscillation behavior of an oscillating system... | 03/26/1991 |
| 4763522 | Radiation detector psychrometer A hand held testing surface and scale card may be used in conjunction with a radiation detector to obtain an indication of relative humidity. The scale card is provided with two sections. One section is of absorbent relatively thin material; the second se... | 08/16/1988 |
| 4509361 | Soil moisture potential determination by weight measurement An instrument for measuring soil moisture potential comprising a moisture absorber movably coupled to the soil being measured by means for maintaining said absorber in moisture potential equilibrium with said soil and permitting weight measurement of said... | 04/09/1985 |
| 4150571 | Humidistat An humidistat has an element movable in response to ambient relative humidity operatively connected to a core of a linearly variable differential transformer for moving the core. The core is supported within a body portion of the transformer for minimal f... | 04/24/1979 |
| 4050307 | Dial humidity indicator for containers A dial humidity indicator for containers utilizes a shock mounted sensing chanism having an expansible tensioned sorption element, and a pressure-tight, window-type plug to position the indicator in the container wall. The present device, when mounted in ... | 09/27/1977 |
| 3930612 | Humidity control system and humidity responsive control device therefor A fluid control system being responsive to humidity conditions as sensed by a humidity responsive control device that controls a fluid bleed means of the control system in response to humidity conditions sensed thereby, the humidity responsive control dev... | 01/06/1976 |
